Saudi Power Procurement Company (SPPC) has announced that it has signed power purchase agreements with consortiums of Al Jomaih Energy and Water as well as Saudi Electricity Company for its key conventional independent power plant (IPP) projects – Taiba-1, Taiba-2, Qassim-1, and Qassim-2 – being set up in the kingdom at an investment of nearly SR29 billion ($7.8 billion).